#include<iostream>
using namespace std;
int  main(int argc, char *argv[])
{
	string str2 = "{34sy_r3v3rs3}" ;
	for(int i = 0; i < str2.size();++i){
		if(str2[i] == '3'){
			str2[i] = 'e';
		}
		else if(str2[i] == '4'){
			str2[i] = 'a';
		}
	}
 cout << str2 << endl;
  return 0;
}
